Composition capable of regulating immunity and improving intestinal flora and preparation method thereof
A technology for intestinal flora and immune regulation, applied in the field of biomedicine, can solve problems such as unclear drug efficacy, unclear mechanism of action, toxic side effects or potential safety hazards, etc., to improve immunity, improve body immunity, improve The effect of gut microbiota structure
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Embodiment 1
[0034] This embodiment provides a kind of composition prepared by Polygonatum, the preparation method of said composition is as follows:
[0035] Accurately weigh 1.0 kg of freshly dried Rhizoma Polygonatum, crush it to 40-100 mesh, put it in a round-bottomed flask, add 75% ethanol according to the ratio of solid to liquid 1:8, heat and reflux for extraction twice, each time for 2 hours, and extract Filtrate, combine the filtrates, concentrate under reduced pressure at 45°C until there is no alcohol smell, and obtain the extract of Rhizoma Polygonatum. In this example, 1200 mL of Polygonatum extract was obtained. After measurement, its thermal density was 1.14 g / mL, and the crude drug concentration was approximately 0.83 g / mL.
[0036]Separation and purification of Rhizoma Polygonatum: after pretreatment with AB-8 weakly polar macroporous adsorption resin, the column was packed, and 650mL of the above-mentioned Rhizoma Rhizoma Polygonatum extract was taken on the column at a f...
Embodiment 2
[0046] This embodiment provides a kind of Polygonatum mixed tablet prepared by Rhizoma Polygonatum, which comprises Polygonatum mixed component, carrageenan, ascorbic acid, resistant starch, magnesium stearate, and talcum powder. The preparation method is as follows:
[0047] Accurately weigh 1.0 kg of freshly dried Rhizoma Polygonatum medicinal material, crush it to 40-100 mesh and place it in a round-bottomed flask, add 75% ethanol according to the ratio of solid to liquid at 1:12, heat and reflux for extraction for 4 hours to obtain the extract and filter it, at 40 Under the condition of ℃, it was concentrated under reduced pressure until there was no alcohol smell, and the extract of Rhizoma Polygonatum was obtained. After pretreatment with D101 weakly polar macroporous adsorption resin, load the column, take 650mL of Rhizoma Rhizoma Polygonatum extract and put it on the column at a flow rate of 3BV / h, first elute with 7 to 8 times the column volume of water, discard solut...
Embodiment 3
[0050] This embodiment provides a kind of Polygonatum mixed tablet prepared by Polygonatum, the Polygonatum mixed tablet comprises Polygonatum PSE30, carrageenan, ascorbic acid, resistant starch, magnesium stearate, talcum powder The preparation method is as follows:
[0051] Accurately weigh 1.0kg of freshly dried Polygonatum medicinal material, crush it to 40-100 mesh and place it in a round-bottomed flask, add 75% ethanol according to the ratio of solid to liquid at 1:10, heat and reflux for extraction for 4 hours to obtain the extract and filter it at 40 Under the condition of ℃, it was concentrated under reduced pressure until there was no alcohol smell, and the extract of Rhizoma Polygonatum was obtained. After pretreatment with ADS21 weak polarity macroporous adsorption resin, the column was packed, and 650mL of Polygonatum extract was taken on the column at a flow rate of 5BV / h, followed by water, 30%, 75% and 95% ethanol for elution, and collected The 30% ethanol elua...
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